<template>
  <div>
    <!-- 面包屑导航 -->
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/welcome' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>数据统计</el-breadcrumb-item>
      <el-breadcrumb-item>数据报表</el-breadcrumb-item>
    </el-breadcrumb>
    <!-- 卡片视图区域 -->
    <el-card>
      <div ref="echartsRef" style="width: 800px;height:400px;"></div>
    </el-card>
  </div>
</template>
<script>
// 引入echarts
import echarts from 'echarts'
import _ from 'lodash'
export default {
  async mounted() {
    var myChart = echarts.init(this.$refs.echartsRef)
    const { data: res } = await this.$http.get('reports/type/1')
    if (res.meta.status !== 200) {
      this.$message.error('获取报表失败!')
    }
    const result = _.merge(this.options, res.data)
    console.log(result)

    myChart.setOption(result)
  },
  data() {
    return {
      options: {
        title: {
          text: '用户来源'
        },
        tooltip: {
          trigger: 'axis',
          axisPointer: {
            type: 'cross',
            label: {
              backgroundColor: '#E9EEF3'
            }
          }
        },
        grid: {
          left: '3%',
          right: '4%',
          bottom: '3%',
          containLabel: true
        },
        xAxis: [
          {
            boundaryGap: false
          }
        ],
        yAxis: [
          {
            type: 'value'
          }
        ]
      }
    }
  }
}
</script>
<style lang="less" scoped>
</style>
